CTS V8-5.7L VIN P (2004)
Housing Assembly HVAC: Service and Repair
HVAC MODULE ASSEMBLY REPLACEMENT
TOOLS REQUIRED
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J 39400-A Halogen Leak Detector
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J 38185 Hose Clamp Pliers
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J 45689 A/C Quick Joint Tool
REMOVAL PROCEDURE
1. Recover the refrigerant.
2. Remove the battery.
3. Drain the coolant.
4. Using the 38185 disconnect the heater inlet hose (1).
5. Using the J 38185 disconnect the heater outlet hose (1).
6. Disconnect both A/C lines at the cowl.
IMPORTANT: The body of the tool should be parallel to the A/C line.